$872 Cheap Flights from San José (SJO) to Seoul (ICN)

View $872 flight on Wed, Apr 30, 2025Opens in a new window

Popular airlines from Juan Santamaria Intl. Airport (SJO) to Incheon Intl. Airport (ICN)

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Find available prices by choosing your travel dates.

Cheap Flights from San José to Seoul (SJO-ICN)

Prices were available within the past 7 days and start at $872 for one-way flights and $1,349 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Mon, Nov 10 - Tue, Nov 25
SJO
San José
ICN
Seoul
$1,349 Roundtrip, found 6 days ago
$1,349
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Mon, Nov 10 from San José to Seoul, returning Tue, Nov 25, priced at $1,349 found 6 days ago
Lufthansa
Mon, Nov 10 - Tue, Nov 25
SJO
San José
ICN
Seoul
$1,368 Roundtrip, found 6 days ago
$1,368
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Mon, Nov 10 from San José to Seoul, returning Tue, Nov 25, priced at $1,368 found 6 days ago
Aeromexico
Mon, Sep 1 - Fri, Sep 12
SJO
San José
ICN
Seoul
$1,369 Roundtrip, just found
$1,369
Roundtrip
just found
Select Aeromexico flight, departing Mon, Sep 1 from San José to Seoul, returning Fri, Sep 12, priced at $1,369 just found
Alaska Airlines
Thu, May 8 - Wed, May 14
SJO
San José
ICN
Seoul
$1,377 Roundtrip, found 4 days ago
$1,377
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, May 8 from San José to Seoul, returning Wed, May 14, priced at $1,377 found 4 days ago
Alaska Airlines
Thu, May 8 - Wed, May 14
SJO
San José
ICN
Seoul
$1,391 Roundtrip, found 4 days ago
$1,391
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, May 8 from San José to Seoul, returning Wed, May 14, priced at $1,391 found 4 days ago
Lufthansa
Mon, Nov 10 - Tue, Nov 25
SJO
San José
ICN
Seoul
$1,421 Roundtrip, found 6 days ago
$1,421
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Mon, Nov 10 from San José to Seoul, returning Tue, Nov 25, priced at $1,421 found 6 days ago
Alaska Airlines
Thu, May 8 - Wed, May 14
SJO
San José
ICN
Seoul
$1,437 Roundtrip, found 4 days ago
$1,437
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, May 8 from San José to Seoul, returning Wed, May 14, priced at $1,437 found 4 days ago
Alaska Airlines
Tue, May 6 - Tue, May 27
SJO
San José
ICN
Seoul
$1,479 Roundtrip, found 3 days ago
$1,479
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Tue, May 6 from San José to Seoul, returning Tue, May 27, priced at $1,479 found 3 days ago
United
Mon, May 12 - Thu, May 22
SJO
San José
ICN
Seoul
$1,508 Roundtrip, found 6 days ago
$1,508
Roundtrip
found 6 days ago
Select United flight, departing Mon, May 12 from San José to Seoul, returning Thu, May 22, priced at $1,508 found 6 days ago
Air Canada
Sat, Oct 4 - Fri, Oct 17
SJO
San José
ICN
Seoul
$2,187 Roundtrip, found 1 day ago
$2,187
Roundtrip
found 1 day ago
Select Air Canada flight, departing Sat, Oct 4 from San José to Seoul, returning Fri, Oct 17, priced at $2,187 found 1 day ago
Flights from San José (SJO) to Seoul (ICN)
Origin airport
Juan Santamaría Intl.
Destination airport
Incheon Intl.
Airlines serving
Aeromexico, Air Canada, Air France, Alaska Airlines, American Airlines, Delta, KLM, Lufthansa, Qatar Airways, Turkish Airlines, United
Roundtrip price
$1,349
Distance
8604 mi

San José to Seoul Flights

The cheapest times to fly from San José to Seoul

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San José to Seoul are during the month of November. You can find some of the cheapest flights from San José to Seoul with Expedia's search tool and vast selection of airlines.

The best time to book a flight from San José to Seoul

Sunday is one of the best days to book for cheap flights from San José to Seoul: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from San José to Seoul

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San José to Seoul in 2025. You can also book with separate airlines for your outbound and return journeys, from $872 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San José to Seoul flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your San José to Seoul airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much does a flight from Juan Santamaria Intl. Airport (SJO) to Incheon Intl. Airport (ICN) cost?
Discover the latest flight deals from SJO to ICN by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SJO to ICN?
The cheapest flights from SJO to ICN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SJO to ICN?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from SJO to ICN. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Juan Santamaria Intl. Airport (SJO) to Incheon Intl. Airport (ICN)?
There aren’t any daily direct flights available from Juan Santamaria Intl. Airport (SJO) to Incheon Intl. Airport (ICN). But you can choose flights with layovers. Filter your search results on Expedia to include one or more stops, and you’ll be soaring above the clouds in no time.
What day of the week has the most flights from SJO to ICN?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change based on a number of factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Juan Santamaria Intl. Airport (SJO) to Incheon Intl. Airport (ICN)?
Opt for a flight from Juan Santamaria Intl. Airport (SJO) to Incheon Intl. Airport (ICN) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures later than this are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Juan Santamaria Intl. Airport (SJO) to Incheon Intl. Airport (ICN) last-minute?
Last-minute fares from SJO to ICN are usually more expensive. For the best rates, start searching for flights as early as possible. That said, if you’re flexible with your travel dates, you may land a cheap ticket right before you leave.
Is it cheaper to book a SJO to ICN flight and hotel package?
Booking a SJO to ICN flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Select from our impressive range of hotels and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Juan Santamaria Intl. Airport (SJO) to Incheon Intl. Airport (ICN)?
In most cases, you can reschedule or cancel your SJO to ICN flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline’s fees and policies on flight changes, or if you want further details, head to our Customer Service portal.

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*Available to One Key members.